Vitamin generic
descriptor name
Vitamer chemical name(s) Solubility Recommended dietary allowances
(male, age 19–70)
Deficiency disease Upper Intake Level
(UL/day)
Overdose disease
Vitamin B3 Niacin, niacinamide Water 16.0 mg Pellagra 35.0 mg Liver damage (doses > 2g/day)

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